Ronald G Minnich <[EMAIL PROTECTED]> writes:

> On 1 Apr 2002, Eric W. Biederman wrote:
> > I don't have a problem with that.  We might have to do something interesting
> > with the MP tables.  But it should work just fine.  You are the one who
> > originally insisted the LinuxBIOS table be at 0.  All of my code looks in
> > boot places for the LinuxBIOS table first 0-4K then 0xf0000 - 0xFFFF.
> 
> yeah, my fault. Sorry. The reason for 0-basing those tables was:
> 1- linux doesn't use page 0
> 2- if we put them at 0, we can kill the infamous "hole in memory"
> 
> OK, eric, before I push a potentially Very Bad Idea -- should we force
> linux to look for PIRQ in the 0-4096 range instead. We just recently
> discovered this crazy problem with PIRQ, DoC, and some mainboards. What's
> the best thing to do?

I'd say it sounds sane to move the pirq table into the LinuxBIOS table.
And teach the kernel about it for the LinuxBIOS case.s

Eric

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